Officials said two men entered the back door of the restaurant on Bragg Boulevard Friday around 10:30 p.m. wearing masks. The pair had a small handgun and demanded money from employees.
The suspects fled on foot and tried to get to a getaway vehicle parked across the street from the restaurant.
Spring Lake police were able to arrest 24-year-old Kidany Carrasquillo and 18-year-old Demikos Rochelle in the parking lot of a nearby apartment complex just a short time after the robbery.
Both men were charged with robbery with a firearm, possession of stolen goods, and felony conspiracy. Both are being held on $20,000 bond.
After further investigation, police arrested Sonic assistant manager 28-year-old Gary Gourdine and charged him with felony aid and abet armed robbery and felony conspiracy. Gourdine is being held on $40,000 bond.